Clarence V. Griffin

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Spring, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
One trip blowout preventer cleaning and pressure testing
- Patent number 10,156,125
- Issue date Dec 18, 2018
- ARCHER OILTOOLS AS
- Paul Lowell Connell
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
ONE TRIP BLOWOUT PREVENTER CLEANING AND PRESSURE TESTING
- Publication number 20170241239
- Publication date Aug 24, 2017
- ARCHER OILTOOLS AS
- Paul Lowell CONNELL
- E21 - EARTH DRILLING MINING
Information Patent Application
Seal Bore for High Expansion Bridge Plugs
- Publication number 20110147015
- Publication date Jun 23, 2011
- Clint E. Mickey
- E21 - EARTH DRILLING MINING